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|
Texas Instruments
LM3526MX-L/NOPB
|
Texas Instruments
LM3526M-H
|
Texas Instruments
LM3686TLE-AAEF/NOPB
|
Texas Instruments
LM3686TLE-AAED/NOPB
|
Texas Instruments
LM3686TLX-AAEF/NOPB
|
Texas Instruments
LM3535TMX/NOPB
|
Texas Instruments
LM3549SQX/NOPB
|
Texas Instruments
LM3549SQE/NOPB
|
Texas Instruments
LM3658SD-A/NOPB
|
Texas Instruments
LM3658SDX/NOPB
|
| Price |
|
$1.02 |
$1.56 |
|
|
|
|
|
|
|
$0.51 |
| RoHS |
|
Compliant |
No |
Compliant |
Compliant |
Compliant |
Compliant |
Yes |
Compliant |
Compliant |
Compliant |
| Lead Status |
|
No |
No |
No |
No |
No |
No |
Yes |
No |
No |
No |
| Package Group |
|
SOIC |
SOIC |
DSBGA |
DSBGA |
DSBGA |
DSBGA |
WQFN |
WQFN |
WSON |
WSON |
| Package Size |
|
mm2 |
mm2 |
|
|
|
mm2 |
mm2 |
mm2 |
mm2 |
mm2 |
| Rating |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
|
|
| Approx. Price (US$) |
|
0.63 | 1ku |
0.63 | 1ku |
0.40 | 1ku |
0.40 | 1ku |
0.40 | 1ku |
0.65 | 1ku |
2.67 | 1ku |
2.67 | 1ku |
0.45 | 1ku |
0.45 | 1ku |
| Current Limit Topology |
|
Constant-Current |
Constant-Current |
|
|
|
|
|
|
|
|
| Number of Switches |
|
2 |
2 |
|
|
|
|
|
|
|
|
| Vin(Max)(V) |
|
5.5 |
5.5 |
5.5 |
5.5 |
5.5 |
5.5 |
5.5 |
5.5 |
|
|
| Enable |
|
Active High,Active Low |
Active High,Active Low |
|
|
|
|
|
|
|
|
| Vin(Min)(V) |
|
2.7 |
2.7 |
2.7 |
2.7 |
2.7 |
2.7 |
2.7 |
2.7 |
|
|
| USB Switch rDS(on)(mOhms) |
|
100 |
100 |
|
|
|
|
|
|
|
|
| Continuous Current(Max)(A) |
|
0.5 |
0.5 |
|
|
|
|
|
|
|
|
| Operating Temperature Range(C) |
|
-40 to 125 |
-40 to 125 |
-30 to 85 |
-30 to 85 |
-30 to 85 |
-30 to 85 |
-30 to 85 |
-30 to 85 |
|
|
| Type |
|
|
|
Converter (Integrated Switch) |
Converter (Integrated Switch) |
Converter (Integrated Switch) |
Capacitive |
|
|
|
|
| Topology |
|
|
|
Buck |
Buck |
Buck |
Boost,Multi-Channel |
Boost |
Boost |
|
|
| Vout(Max)(V) |
|
|
|
3 |
3 |
3 |
5 |
4.6 |
4.6 |
|
|
| Special Features |
|
|
|
Synchronous Rectification |
Synchronous Rectification |
Synchronous Rectification |
OVP |
I2C Control |
I2C Control |
Temp Monitoring (Thermistor Pin),Thermal Regulation |
Temp Monitoring (Thermistor Pin),Thermal Regulation |
| Regulated Outputs(#) |
|
|
|
1 |
1 |
1 |
|
|
|
|
|
| Switching Frequency(Max)(kHz) |
|
|
|
2550 |
2550 |
2550 |
1330 |
|
|
|
|
| Switch Current Limit(Typ)(A) |
|
|
|
1.22 |
1.22 |
1.22 |
|
|
|
|
|
| Soft Start |
|
|
|
Adjustable |
Adjustable |
Adjustable |
|
|
|
|
|
| Iout(Max)(A) |
|
|
|
0.9 |
0.9 |
0.9 |
|
0.720 |
0.720 |
|
|
| Vout(Min)(V) |
|
|
|
0.7 |
0.7 |
0.7 |
2.7 |
|
|
|
|
| Switching Frequency(Typ)(kHz) |
|
|
|
3000 |
3000 |
3000 |
|
|
|
|
|
| Iq(Typ)(mA) |
|
|
|
0.07 |
0.07 |
0.07 |
|
1.6 |
1.6 |
|
|
| Duty Cycle(Max)(%) |
|
|
|
|
|
|
100 |
|
|
|
|
| Peak Efficiency(%) |
|
|
|
|
|
|
90 |
95 |
95 |
|
|
| LED(#) |
|
|
|
|
|
|
8 |
3 |
3 |
|
|
| Shutdown Current(Typ)(uA) |
|
|
|
|
|
|
1.7 |
1 |
1 |
|
|
| Channels(#) |
|
|
|
|
|
|
8 |
3 |
3 |
|
|
| LED Current Per Channel(mA) |
|
|
|
|
|
|
25 |
235 |
235 |
|
|
| LED Configuration |
|
|
|
|
|
|
|
Parallel |
Parallel |
|
|
| Program Memory |
|
|
|
|
|
|
|
Yes |
Yes |
|
|
| Programmable Ramp Control |
|
|
|
|
|
|
|
Yes |
Yes |
|
|
| Absolute Vin (safety rating)(Max)((V)) |
|
|
|
|
|
|
|
|
|
6.5 |
6.5 |
| Cell Chemistry |
|
|
|
|
|
|
|
|
|
Li-Ion/Li-Polymer |
Li-Ion/Li-Polymer |
| Charging Control Topology |
|
|
|
|
|
|
|
|
|
Linear Charger |
Linear Charger |
| Control Interface |
|
|
|
|
|
|
|
|
|
Standalone (RC-Settable) |
Standalone (RC-Settable) |
| Charge Current(Max)(A) |
|
|
|
|
|
|
|
|
|
1 |
1 |
| Operating Vin(Max)(V) |
|
|
|
|
|
|
|
|
|
6 |
6 |
| # Series Cells |
|
|
|
|
|
|
|
|
|
1 |
1 |
| Battery Charge Voltage(V) |
|
|
|
|
|
|
|
|
|
4.2 (Fixed) |
4.2 (Fixed) |
